Vocabulary consisting only from characters you are able to read
投入
とうにゅう
(1)throwing (e.g. something into somewhere), (2)investment, putting in (personnel, etc.), (3)release of a product, (4)making (an electrical circuit) suru
断る
ことわる
(1)to refuse, to reject, to dismiss, to turn down, to decline, (2)to inform, to give notice, to tell in advance, (3)to ask leave, to excuse oneself (from) godan, jlpt3, verb, vtrans
不良
ふりょう
badness, inferiority, delinquency, failure, defect, blemishmix